This manual provides comprehensive technical information for the Hyosung Comet 125 and Comet 250 motorcycles. These models, known for their accessible performance and sporty styling, are powered by liquid-cooled, four-stroke V-twin engines, typically featuring dual carburetors and a 6-speed transmission. The Comet series has been a staple for riders seeking value and a dynamic riding experience, often competing in the entry-level to mid-range sport motorcycle segment. Hyosung, a South Korean manufacturer, has evolved these models over the years, offering a blend of reliable engineering and appealing aesthetics.

The purpose of this factory service repair workshop manual is to serve as an authoritative guide for maintaining, troubleshooting, and repairing your Hyosung Comet 125 or 250. It covers all essential systems and components, including the engine, fuel system, ignition, electricals, transmission, clutch, suspension, brakes, wheels, tires, frame, and bodywork. Detailed procedures for routine maintenance, component disassembly and reassembly, and diagnostic troubleshooting are provided, along with crucial technical specifications and wiring diagrams. This manual is an indispensable resource for owners and technicians aiming to ensure the optimal performance and longevity of their motorcycle.